550454774 has 4 divisors (see below), whose sum is σ = 825682164. Its totient is φ = 275227386.

The previous prime is 550454731. The next prime is 550454777. The reversal of 550454774 is 477454055.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550454777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137613692 + ... + 137613695.

It is an arithmetic number, because the mean of its divisors is an integer number (206420541).

Almost surely, 2^550454774 is an apocalyptic number.

550454774 is a deficient number, since it is larger than the sum of its proper divisors (275227390).

550454774 is a wasteful number, since it uses less digits than its factorization.

550454774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275227389.

The product of its (nonzero) digits is 392000, while the sum is 41.

The square root of 550454774 is about 23461.7726099287. The cubic root of 550454774 is about 819.5470302132.

The spelling of 550454774 in words is "five hundred fifty million, four hundred fifty-four thousand, seven hundred seventy-four".